gh0strat | da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9

General

Target

da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe
Size

2.6MB
MD5

30d7461cbdf7d50d6150838c5c59e82a
SHA1

9f1034403bd76d62134d55d2e7eb85a7bd4be50e
SHA256

da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9
SHA512

8ad56c2182ac296a06259ef171bc1d4fd987bd387fc0151e9ada027aec34d9b534233a7e9862e2cbbb82ee154dfaf4f6f937d29ba6179586cd85e1797a64053f
SSDEEP

24576:cCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHl:cCwsbCANnKXferL7Vwe/Gg0P+WhvhFTG

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3160-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3160-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3160-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3124-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3124-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3236-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3236-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3236-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x00090000000233f4-5.dat	family_gh0strat
behavioral2/memory/3160-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3160-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3160-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3124-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3124-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3236-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3236-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3236-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240596109.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
3164	R.exe
3160	N.exe
3124	TXPlatfor.exe
3236	TXPlatfor.exe
4484	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3164	R.exe
5012	svchost.exe
4484	Remote Data.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3160-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3160-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3160-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3160-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3124-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3124-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3124-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3236-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3236-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3236-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240596109.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2252	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3236	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3160	N.exe
Token: SeLoadDriverPrivilege	3236	TXPlatfor.exe
Token: 33	3236	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3236	TXPlatfor.exe
Token: 33	3236	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3236	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe
1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 3164	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	83
PID 1216 wrote to memory of 3164	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	83
PID 1216 wrote to memory of 3164	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	83
PID 1216 wrote to memory of 3160	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	86
PID 1216 wrote to memory of 3160	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	86
PID 1216 wrote to memory of 3160	1216	da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe	86
PID 3160 wrote to memory of 2204	3160	N.exe	89
PID 3160 wrote to memory of 2204	3160	N.exe	89
PID 3160 wrote to memory of 2204	3160	N.exe	89
PID 3124 wrote to memory of 3236	3124	TXPlatfor.exe	91
PID 3124 wrote to memory of 3236	3124	TXPlatfor.exe	91
PID 3124 wrote to memory of 3236	3124	TXPlatfor.exe	91
PID 2204 wrote to memory of 2252	2204	cmd.exe	93
PID 2204 wrote to memory of 2252	2204	cmd.exe	93
PID 2204 wrote to memory of 2252	2204	cmd.exe	93
PID 5012 wrote to memory of 4484	5012	svchost.exe	99
PID 5012 wrote to memory of 4484	5012	svchost.exe	99
PID 5012 wrote to memory of 4484	5012	svchost.exe	99

C:\Users\Admin\AppData\Local\Temp\da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe
"C:\Users\Admin\AppData\Local\Temp\da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:3164
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3160
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2204
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2252

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:464

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5012
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240596109.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4484

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:3236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.6MB

MD5
30d7461cbdf7d50d6150838c5c59e82a

SHA1
9f1034403bd76d62134d55d2e7eb85a7bd4be50e

SHA256
da18c6c923648e8cff55bb2d0ad3d315843e5a7a22ce18c07b0bf59765459df9

SHA512
8ad56c2182ac296a06259ef171bc1d4fd987bd387fc0151e9ada027aec34d9b534233a7e9862e2cbbb82ee154dfaf4f6f937d29ba6179586cd85e1797a64053f

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240596109.txt

Filesize
899KB

MD5
e4998de8e77783b252540cf0cfa76b2d

SHA1
818d89b982c835ceb01dc817a2e12237f86467aa

SHA256
ede712e23aa6138d81c5f1f9f421505be055c7f7c09492220bc8c0f817dcb0fa

SHA512
f0bf6590ec3731d0bef1362945d114590f9f9864b845950182728f91c524041efea919bcd56a59701e3a84932598db63365ec000a959f0ea91e89d60cad442bb

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3124-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3124-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3124-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3160-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3160-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3160-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3160-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3236-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3236-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3236-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads